Skip to content
Heist/ feed
Back to feed
Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2025-33101

IBM Concert 1.0.0 through 2.1.0 could allow an attacker to obtain sensitive information using man in the middle techniques due to improper clearing of heap memory.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2025-33101
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 06:25 UTC · Revision 1

Source evidence

CVE-2025-33101

core-osv · Original source

Published 17 Feb 2026, 20:22 UTC

IBM Concert 1.0.0 through 2.1.0 could allow an attacker to obtain sensitive information using man in the middle techniques due to improper clearing of heap memory.

osv:CVE-2025-33101
Complete source record
{
  "id": "e829fee9b319aeb08941ef48b2415dc92da5d6f6390f246d3d657a6bc9388b50",
  "url": "https://osv.dev/vulnerability/CVE-2025-33101",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2025-33101",
    "summary": "IBM Concert 1.0.0 through 2.1.0 could allow an attacker to obtain sensitive information using man in the middle techniques due to improper clearing of heap memory.",
    "evidence": "osv:CVE-2025-33101",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2025-33101",
      "aliases": [
        "CVE-2025-33101"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/ibm/concert",
              "type": "GIT",
              "events": [
                {
                  "introduced": "426f6aa6046da617b10805b6640f52450316ba2e"
                },
                {
                  "fixed": "56e717102884f7f004d671d5f7273b6a5d434e49"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:ibm:concert:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.0.0"
                      },
                      {
                        "fixed": "2.2.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.1.0",
            "v2.0.0.2",
            "v1.1.0",
            "v2.0.0.1",
            "v2.0.0.0",
            "v1.0.5.4",
            "v1.0.5.2",
            "v1.0.5.1",
            "v1.0.4.1",
            "v1.0.4",
            "v1.0.3",
            "v1.0.2.2",
            "v1.0.2.1",
            "v1.0.2",
            "v1.0.1",
            "1.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-33101.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:39.260883468Z",
      "provider": "osv",
      "references": [
        "https://www.ibm.com/support/pages/node/7260162"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2025-33101",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 434622,
  "published_at": "2026-02-17T20:22:03.387+00:00"
}